On February 8, 2024, NASA launched its PACE climate satellite with the Dutch aerosol instrument SPEXone onboard. A full year of observations now yields a world map of aerosols. On February 8, 2024, NASA launched its PACE climate satellite with the Dutch aerosol instrument SPEXone onboard. A full year of observations now yields a world map of aerosols. Earth Sciences Environment Phys.org – latest science and technology news stories